./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da85b7e9f751d42eb9d4ffcff19342c9a72c23e6 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:26:03,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:26:03,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:26:03,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:26:03,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:26:03,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:26:03,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:26:03,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:26:03,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:26:03,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:26:03,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:26:03,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:26:03,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:26:03,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:26:03,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:26:03,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:26:03,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:26:03,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:26:03,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:26:03,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:26:03,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:26:03,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:26:03,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:26:03,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:26:03,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:26:03,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:26:03,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:26:03,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:26:03,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:26:03,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:26:03,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:26:03,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:26:03,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:26:03,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:26:03,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:26:03,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:26:03,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:26:03,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:26:03,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:26:03,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:26:03,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:26:03,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 10:26:03,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:26:03,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:26:03,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:26:03,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:26:03,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:26:03,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:26:03,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:26:03,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:26:03,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:26:03,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:26:03,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:26:03,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:26:03,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:26:03,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:26:03,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:26:03,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:26:03,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:26:03,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:26:03,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:26:03,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:26:03,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:26:03,547 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da85b7e9f751d42eb9d4ffcff19342c9a72c23e6 [2019-11-20 10:26:03,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:26:03,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:26:03,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:26:03,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:26:03,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:26:03,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2019-11-20 10:26:03,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5/FLAG7aec1a0cd [2019-11-20 10:26:04,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:26:04,720 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i [2019-11-20 10:26:04,780 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5/FLAG7aec1a0cd [2019-11-20 10:26:05,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5 [2019-11-20 10:26:05,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:26:05,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:26:05,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:26:05,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:26:05,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:26:05,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:26:05" (1/1) ... [2019-11-20 10:26:05,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@687c7174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:26:05, skipping insertion in model container [2019-11-20 10:26:05,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:26:05" (1/1) ... [2019-11-20 10:26:05,044 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:26:05,277 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:26:09,675 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-20 10:26:09,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49455ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:26:09, skipping insertion in model container [2019-11-20 10:26:09,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:26:09,681 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 10:26:09,684 INFO L168 Benchmark]: Toolchain (without parser) took 4652.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:26:09,684 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:26:09,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4649.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:26:09,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4649.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13678]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...